38618888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 91653120

約数和(自身を除く): 53034232

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 71, 77, 88, 142, 154, 284, 308, 497, 568, 616, 781, 883, 994, 1562, 1766, 1988, 3124, 3532, 3976, 5467, 6181, 6248, 7064, 9713, 10934, 12362, 19426, 21868, 24724, 38852, 43736, 49448, 62693, 67991, 77704, 125386, 135982, 250772, 271964, 438851, 501544, 543928, 689623, 877702, 1379246, 1755404, 2758492, 3510808, 4827361, 5516984, 9654722, 19309444, 38618888]

約数ペア:

[(1, 38618888), (2, 19309444), (4, 9654722), (7, 5516984), (8, 4827361), (11, 3510808), (14, 2758492), (22, 1755404), (28, 1379246), (44, 877702), (56, 689623), (71, 543928), (77, 501544), (88, 438851), (142, 271964), (154, 250772), (284, 135982), (308, 125386), (497, 77704), (568, 67991), (616, 62693), (781, 49448), (883, 43736), (994, 38852), (1562, 24724), (1766, 21868), (1988, 19426), (3124, 12362), (3532, 10934), (3976, 9713), (5467, 7064), (6181, 6248)]